Specifications

TM 11-5820-670-30
2-26. TROUBLESHOOTING CHARTS. (CONT)
MODE SWITCH at T/R, SEQUELCH switch at DIS.
CHART 2-24
Control Unit Troubleshooting
(Sheet 5 of 12)
FROM PIN
X,FF,HH,MM,NN,t,s,u,
PP,w,C,a,A,Y
GG
q
JJ
y
d
e,f,F
b,Z,V
FROM PIN
V
Y,X,FF,HH,MM,NN,t,s,
u,PP,w,c,A,b,Z
b,Z
GG
q
JJ
y
d
e,f,F
FROM PIN
TO PIN
All other pins
DD
v
N
x
KK,B
E,D,C
Ground
MODE SWITCH at T/R, SQUELCH switch at CARR.
TO PIN
MODE SWITCH at T/R, SQUELCH switch at TONE.
X
GG
FF,HH,MM,NN,t,s,PP,
w,c,A,a,Y,V
q
JJ
y
d
e,f,F
b,Z
Ground
All other plns
Ground
DD
v
N
x
KK,B
E,D,C
TO PIN
Ground
DD
All other pins
v
N
x
KK,B
E,D,C
Ground
RESISTANCE
Inf
27 k
0
0 (VOL fully clockwise)
0
0
0
0
RESISTANCE
Inf
Inf
0
27 k
0
0 (VOL fully clockwise)
0
0
0
RESISTANCE
0
27 k
Inf
0
0 (VOL fully clockwise)
0
0
0
0
2-118